package jm.nj.demo02mian.demo03;

//import static org.junit.jupiter.api.Assertions.*;

public class Test  {
    public static void main(String[] args) {
        Phone p = new Phone();
        p.call();
        p.sendMessage();
        p.show();

        System.out.println("------------");
        NewPhone np = new NewPhone();
        np.call();
        np.sendMessage();
        np.show();
    }

}